CN110201964A - Laboratory hood - Google Patents
Laboratory hood Download PDFInfo
- Publication number
- CN110201964A CN110201964A CN201910551404.2A CN201910551404A CN110201964A CN 110201964 A CN110201964 A CN 110201964A CN 201910551404 A CN201910551404 A CN 201910551404A CN 110201964 A CN110201964 A CN 110201964A
- Authority
- CN
- China
- Prior art keywords
- bellows
- workbench
- scoreboard
- plate
- chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000001681 protective effect Effects 0.000 claims abstract description 18
- 238000007664 blowing Methods 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 22
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 230000000505 pernicious effect Effects 0.000 abstract description 20
- 230000000694 effects Effects 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 34
- 238000002474 experimental method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 241001074085 Scophthalmus aquosus Species 0.000 description 4
- 231100000614 poison Toxicity 0.000 description 3
- 230000007096 poisonous effect Effects 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/02—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
- B08B15/023—Fume cabinets or cupboards, e.g. for laboratories
Landscapes
- Devices For Use In Laboratory Experiments (AREA)
- Ventilation (AREA)
Abstract
The present invention relates to a kind of laboratory hoods, are related to the technical field of experimental facilities comprising workbench, left plate, right side plate, fan housing, top plate, cabinet body, postnotum and protective door；Left plate, right side plate, top plate, workbench, protective door and postnotum surround a chamber, and fan housing is fixedly connected on top plate, and cabinet body is fixedly mounted on the bottom of workbench；The edge of the workbench is additionally provided with the blowing component for preventing the indoor air of chamber from escaping from table surface；The blowing component includes bellows, the multiple fans being mounted in bellows and the multiple exhaust vents being provided on bellows；The bellows are fixedly connected on the table；When being installed on the workbench bellows, exhaust vent is towards chamber interior.When the present invention has opening protection function door, blow from trend chamber, the effect for preventing the indoor pernicious gas of vent cabinet chamber from escaping from table surface.
Description
Technical field
The present invention relates to the technical fields of laboratory ventilation equipment, more particularly, to a kind of laboratory hood.
Background technique
Substantially open experimental bench is used during existing chemical experiment, and when carrying out chemical experiment, it is easy to produce
Some poisonous and hazardous substances, existing experimental bench can not be protected well, and long period of operation experiment can be to experimenter
Health is harmful.
Publication No. is that the Chinese patent of CN105915479A discloses a kind of vent cabinet, including left plate, right side plate, exhausting
Machine, baffle, storage tank, workbench, glass door and deflector, left plate and right side plate are separately mounted to the both ends of workbench,
Baffle is mounted between left plate and right side plate, and the two sides of baffle are respectively equipped with glass door and deflector, the air-breathing of exhaust fan
End is protruded into chamber, and the exhaust end of exhaust fan stretches out outside chamber, and storage tank is fixedly mounted on the bottom of workbench.In above-mentioned patent
Vent cabinet when in use, exhaust fan takes the toxic gas generated in experiment away.
Prior art among the above, which has the following deficiencies:, extracts the indoor gas of chamber constantly out in exhaust fan, chamber
Interior air pressure changes, so that extraneous air can enter from the front openings of vent cabinet.
But when the indoor pernicious gas of chamber to be discharged, the air suction efficiency of exhaust fan is depended entirely on, and in reality
Exhaust fan arrangement in, exhaust fan is typically located at outdoor so that the operating condition of exhaust fan is unable to get effective monitoring, one
There is situations such as damage causes power to decline in denier exhaust fan, and just will affect the extraction for chamber indoor harmful gas.
Summary of the invention
The object of the present invention is to provide a kind of laboratory hoods, and having can be to the effect that chamber indoor gas is blown
Fruit accelerates the discharge of chamber indoor harmful gas.
Foregoing invention purpose of the invention has the technical scheme that
A kind of laboratory hood, including workbench, left plate, right side plate, fan housing, top plate, cabinet body, postnotum and protection
Door；
The edge of the workbench is additionally provided with the blowing component for preventing the indoor air of chamber from escaping from table surface；Institute
Stating blowing component includes bellows, the multiple fans being mounted in bellows and the multiple exhaust vents being provided on bellows；The wind
Case is fixedly connected on the table；
When being installed on the workbench bellows, exhaust vent is towards chamber interior.
By using above-mentioned technical proposal, when the protective door on vent cabinet is opened, starting fan, wind in fan can be from
Bellows blowout, forms an air curtain at the doorway of vent cabinet, so that the wind of fan blowout enters in chamber, prevents pernicious gas
Reversely close at doorway, the pernicious gas in vent cabinet can also be blown, pernicious gas is blown away, pernicious gas is facilitated
Drain.Wherein it is possible to which component setting of drying to be leaned on to the exit position of abluminal compartment on the table, the wind for allowing fan to blow out exists
There is bigger sphere of action on workbench, pernicious gas when experiment is prevented to be discharged from protective door.
The present invention is further arranged to: the bellows include transverse slat, riser, arc panel and closed plate, transverse slat, riser,
Connection between arc panel and closed plate is to be fixedly connected；Multiple exhaust vents are arranged on riser, multiple fans
It is fixedly connected on transverse slat.
By using above-mentioned technical proposal, when fan blows out wind, wind can be contacted first with arc panel, and arc panel carries out wind
Guiding allows wind to be easier concordantly to enter in chamber.And staff can be convenient and make to bellows.
The present invention is further arranged to: the edge of the workbench offers the installation terrace for placing bellows, institute
Bellows are stated to be fixedly connected on installation terrace.
By using above-mentioned technical proposal, when bellows are fixedly connected on installation terrace, the bottom of transverse slat and installation terrace
Face contact, and the position that fan is arranged on transverse slat exceeds the edge of workbench, so that the unlocked connection of bellows is on the table
When, bellows are overlapped on installation terrace.And the face contact in riser and installation terrace with plane perpendicular.Rank is installed by setting
Face, allows installation site of the installation terrace as bellows, when staff by bellows fixation on the table when, staff can
The position that more easily bellows are installed on the workbench, and are installed is easier to be aligned.
The present invention is further arranged to: the depth of the installation terrace is set below the height that exhaust vent is arranged on riser
Degree, and when bellows are placed on installation terrace, work top is aligned with the lower side of exhaust vent.
By using above-mentioned technical proposal, the wind for allowing fan to blow out via exhaust vent can more easily be connect with work top
Touching, can be easier to prevent poisonous gas leakage.
The present invention is further arranged to: the wind-guiding wing is also equipped on the bellows, the wind-guiding wing be located on arc panel, wind-guiding
Wing covering is located on bellows.
By using above-mentioned technical proposal, for extraneous air when entering in chamber, ambient atmos can be from the table of the wind-guiding wing
Face is passed through, and supplements the air curtain that gas is formed is discharged from bellows, so that air curtain is bigger, has preferably for pernicious gas
Prevent effect.
The present invention is further arranged to: the support that the multiple pairs of wind-guiding wings are supported is fixedly connected on the arc panel
Plate.
By using above-mentioned technical proposal, when arc panel to be located on bellows, support plate is supported the wind-guiding wing,
It can prevent the wind-guiding wing from directly contacting with arc panel, allow between the wind-guiding wing and bellows arc panel there are gap, so that extraneous gas
Body can pass through between the wind-guiding wing and bellows, and more convenient outside air enters in chamber.
The present invention is further arranged to: air guide component is equipped in the chamber.
By using above-mentioned technical proposal, can be quickly discharged convenient for the indoor gas of guidance cavity.
The present invention is further arranged to: the air guide component includes the first scoreboard, the second scoreboard；First scoreboard, second point
Plate is sequentially arranged from bottom to up；First scoreboard is fixed on back side panel by reinforcing member, and the first scoreboard and back side panel
Between there are gaps, there are distances between the first scoreboard and workbench.
By using above-mentioned technical proposal, the pernicious gas generated in experiment first passes through the first scoreboard and second in discharge
Scoreboard, and the first scoreboard and the second scoreboard can stop the reflux of pernicious gas, allow staff in experiment more
Safety.
The present invention is further arranged to: the reinforcing member is selected as screw.
By using above-mentioned technical proposal, staff when the second scoreboard and the second scoreboard are mounted on back side panel more
For convenience of quick.
In conclusion advantageous effects of the invention are as follows:
1. being blown so that the wind of fan blowout enters in chamber the pernicious gas in vent cabinet by setting blowing component
It is dynamic, air balance is formed, pernicious gas is facilitated to be discharged；
2. allowing the indoor pernicious gas of chamber convenient for discharge by setting air guide component.
Detailed description of the invention
Fig. 1 is the schematic diagram of vent cabinet in the present embodiment；
Fig. 2 is the schematic diagram that vent cabinet removes protective door in the present embodiment；
Fig. 3 is schematic diagram when protective door lifts on vent cabinet in the present embodiment；
Fig. 4 is the structural schematic diagram of vent cabinet in the present embodiment；
Fig. 5 is the structural schematic diagram of blowing component in the present embodiment；
Fig. 6 is the schematic diagram of bellows in the present embodiment；
In figure, 1, workbench；2, left plate；3, right side plate；4, fan housing；5, top plate；6, cabinet body；7, postnotum；8, protective door；9,
Chamber；10, blowing component；1001, transverse slat；1002, riser；1003, arc panel；1004, closed plate；1005, bellows；1006,
Fan；1007, exhaust vent；1008, terrace is installed；1009, the wind-guiding wing；1010, support plate；11, air guide component；1101, first
Scoreboard；1102, the second scoreboard；1103, reinforcing member；12, heel post；13, the first snap-gauge；14, the second snap-gauge；15, windowpane.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Referring to Fig.1, Fig. 2 is a kind of laboratory hood disclosed by the invention, including workbench 1, left plate 2, right side plate
3, fan housing 4, top plate 5, cabinet body 6, postnotum 7 and protective door 8.
Reference Fig. 3, left plate 2 and right side plate 3 are separately mounted to the left and right ends of workbench 1, and top plate 5 is mounted on left plate
Between 2 and right side plate 3, the left side of top plate 5 and 2 fixed-link of left plate, the right side of top plate 5 are fixedly connected with right side plate 3, are protected
Door 8 is mounted on the front side of top plate 5, and the rear side of top plate 5 is fixed with postnotum 7, left plate 2, right side plate 3, top plate 5, workbench
1, protective door 8 and postnotum 7 surround a chamber 9, and fan housing 4 is fixed on top plate, and cabinet body 6 is fixedly mounted on workbench 1
Bottom.
In order to allow the gas in chamber 9 convenient for discharge, the edge of workbench 1 is provided with blowing component 10.
In conjunction with Fig. 4, Fig. 5, component 10 of drying includes by transverse slat 1001, riser 1002, arc panel 1003 and closed plate
1004(is referring to Fig. 6) it is fixed together the bellows 1005 surrounded, transverse slat 1001, riser 1002, arc panel 1003 and envelope
Connection between closing plate 1004 is welding.Transverse slat 1001, riser 1002 are identical with the length of arc panel 1003.Transverse slat 1001 and perpendicular
Plate 1002 is vertically fixed together, and fixed position is located at the marginal position of transverse slat 1001 and riser 1002, horizontal
Plate 1001 and riser 1002 are aligned along its length to be fixed together, and it is L-shaped to be fixed together rear section.Arc panel
Be fixed together respectively with transverse slat 1001 and riser 1002 at 1003 both sides of the edge, transverse slat 1001, riser 1002 and
Arc panel 1003 forms the cylinder of a quarter round after being fixed together.Closed plate 1004 is fixedly connected on transverse slat
1001, the both ends of riser 1002 and arc panel 1003 will be fixedly connected by transverse slat 1001, riser 1002 and arc panel 1003
The cylinder closing formed together.
Multiple fans 1006 are installed in bellows 1005, multiple fans 1006 are solid along 1001 equal spacing in length direction of transverse slat
Surely it is connected on transverse slat 1001, and the air inlet of fan 1006 is pierced by fan 1006, so that fan 1006 is on startup,
Fan 1006 can operate normally.
Through multiple exhaust vents 1007 are offered on riser 1002, multiple exhaust vents 1007 are on riser 1002 along riser
1002 equal spacing in length direction arrangement.Bellows 1005 are fixedly connected on the exit position that abluminal compartment 9 is leaned on workbench 1, can be with
Bellows 1005 are fixedly connected on workbench 1 by way of welding, screwing, and bellows 1005 are being fixed on work
When on platform 1, the deck contact of transverse slat 1001 and workbench 1.
In conjunction with Fig. 4, Fig. 5, when the protective door on vent cabinet is opened, starting fan, the wind in fan can be blown out from bellows,
An air curtain is formed at the doorway of vent cabinet.Fan 1006 blow out wind during, fan is blown into bellows, wind can first with
Arc panel 1003 contacts, and arc panel 1003 is oriented to wind, and wind is allowed concordantly to be discharged from the exhaust vent 1007 on riser 1002,
So that the wind that fan 1006 is blown out enters in chamber 9, prevent pernicious gas reversely close at doorway, it can also be in vent cabinet
Pernicious gas is blown, and pernicious gas is blown away, and facilitates draining for pernicious gas.Wherein it is possible to which blowing component 10 is arranged
The exit position of abluminal compartment 9 is leaned on workbench 1, the wind for allowing fan 1006 to blow out plays the role of bigger model on workbench 1
It encloses, pernicious gas when experiment is prevented to be discharged from protective door 8.
The installation terrace 1008 for placing bellows 1005 is offered at the position that abluminal compartment 9 exports on workbench 1,
Bellows 1005 are fixedly connected on installation terrace 1008, and transverse slat 1001 is contacted with the bottom surface of installation terrace 1008, and transverse slat
The position that fan 1006 is arranged on 1001 exceeds the edge of workbench 1, is connected on workbench 1 so that bellows 1005 are unlocked
When, bellows 1005 are overlapped on installation terrace 1008.And riser 1002 connects with the face in installation terrace 1008 with plane perpendicular
Touching.Terrace 1008 is installed by setting, allows installation site of the installation terrace 1008 as bellows 1005, when staff is by bellows
1005 when being fixed on workbench 1, and bellows 1005 can be more easily mounted on workbench 1 by staff, and install
Position is easier to be aligned.
The depth for installing terrace 1008 is set below the height that exhaust vent 1007 is arranged on riser 1002, and in wind
Case 1005 be placed on installation terrace 1008 on when, 1 face of workbench is aligned with the lower side of exhaust vent 1007, allow fan 1006 via
The wind that exhaust vent 1007 is blown out can be easier to prevent poisonous gas leakage more easily with 1 face contact of workbench.
In conjunction with Fig. 5, Fig. 6, the wind-guiding wing 1009 is also equipped on bellows 1005, the wind-guiding wing 1009 is curved with arc panel 1003
Qu Chengdu is identical, and the wind-guiding wing 1009 be located on arc panel 1003, and the wind-guiding wing 1009 is located on bellows 1005, and the wind-guiding wing
1009 are fixedly connected on workbench 1.By the way that the wind-guiding wing 1009 is arranged, extraneous air is when entering in chamber, ambient atmos
It can pass through from the surface of the wind-guiding wing, supplement the air curtain that gas is formed is discharged from bellows, so that air curtain is bigger, for having
Evil gas, which has, preferably prevents effect.Wherein, between the wind-guiding wing and bellows arc panel there are gap, so that extraneous gas can be with
It is passed through between the wind-guiding wing and bellows, more convenient outside air enters in chamber.
In addition, in order to make connection of the wind-guiding wing 1009 on bellows 1005 more secured, it is fixed on arc panel 1003 to connect
It is connected to the support plate 1010 that the multiple pairs of wind-guiding wings 1009 are supported, multiple support plates 1010 arcuately plate on arc panel 1003
1003 equal spacing in length direction arrangement, when arc panel 1003 to be located on bellows 1005, support plate 1010 is to the wind-guiding wing
1009 are supported, and can prevent the wind-guiding wing 1009 from directly contacting with arc panel 1003.By the way that support plate 1010 is arranged, to wind-guiding
The wing 1009 is supported, and prevents the wind-guiding wing 1009 from directly contacting with arc panel 1003.
Referring to Fig. 4, quickly it is discharged for the ease of the gas in guidance chamber 9, air guide component 11, air guide is equipped in chamber 9
Component 11 includes the first scoreboard 1101 and the second scoreboard 1102.Air guide component 11 is fixed on postnotum 7 by reinforcing member 1103.
First scoreboard 1101, the second scoreboard 1102 are sequentially arranged from bottom to up.Reinforcing member 1103 is selected as screw.
First scoreboard 1101 is fixed on postnotum 7 by three reinforcing members 1103, and the first scoreboard 1101 with
There are gaps between postnotum 7, and there are a certain distance between the first scoreboard 1101 and workbench 1.
The distance between second scoreboard 1102 and postnotum 7 are greater than the distance between the first scoreboard 1101 and postnotum 7, the
The lower end of quarter stuff 1102 is tilted to the direction far from postnotum 7, is existed between the first scoreboard 1101 and the second scoreboard 1102 and is supplied
The gap that gas passes through.The upper end of second scoreboard 1102 opens up fluted, and through-going recess is using reinforcing member 1103 by the second scoreboard
1102 are fixed on postnotum 7.
The upper end of second scoreboard 1102 is tilted to the direction far from postnotum 7, and the upper end of the second scoreboard 1102 is connected to top
On plate 5, the upper end of the second scoreboard 1102 is opened up there are two groove, is consolidated the second scoreboard 1102 using reinforcing member 1103 across groove
It is scheduled on top plate 5, and there is also gaps between the second scoreboard 1102 and top plate 5.The pumping end setting of air exhauster is in top plate 5 and the
Between quarter stuff 1102.Wherein, reinforcing member 1103 is bolt in the present embodiment.By the way that air guide component 11 is arranged, can either facilitate
Pernicious gas discharge in chamber 9, the pumping end of air exhauster can also be blocked, allow the pumping end of air exhauster to have good hidden
Property.
It is provided with headlamp on top plate 5, can be to light source be provided in chamber 9, it can when staff being allowed to test
Relatively sharp sees experiment equipment.
In conjunction with Fig. 3, Fig. 4, it is separately installed with heel post 12 in same direction on left plate 2 and right side plate 3, on heel post
It offers for the sliding slot as protective door raising and lowering, for two heel posts 12 when installing, two heel posts 12 will
The edge of protective door 8 blocks, track when as protective door lifting.It is opened up along 12 length direction of heel post on heel post 12
There is an inner cavity, and opposite two faces of two heel posts 12 are the arc surface of outward bending.Two heel posts 12 and left plate 2 or
The face that person's right side plate 3 contacts is plane, protrudes above setting in the face that two heel posts 12 are contacted with left plate 2 or right side plate 3
There are the first snap-gauge 13 and the second snap-gauge 14, the first snap-gauge 13 and the second snap-gauge 14 parallel arrangement, and the first snap-gauge 13 and second
The distance between snap-gauge 14 is identical as the thickness of left plate 2 or right side plate 3, when heel post 12 is mounted on left side by staff
Plate 2 perhaps on right side plate 3 when staff by left plate 2 or right side plate 3 be inserted into the first snap-gauge 13 and the second snap-gauge 14 it
Between, it allows the first snap-gauge 13 and the second snap-gauge 14 to clamp left plate 2 or right side plate 3, enables heel post 12 quick
Be mounted on left plate 2 perhaps on right side plate 3 staff also can by drawing of exerting oneself by heel post 12 from left plate 2 or
It is taken out on right side plate 3, so that staff can quickly remove heel post 12, and then quickly when vent cabinet breaks down
Protective door 8 is removed.The width of first snap-gauge 13 is set greater than the width of the second snap-gauge 14, and the first snap-gauge 13 is set
It sets in chamber 9.The edge of heel post 12 is arranged in second snap-gauge 14, and the interposition of heel post 12 is arranged in the first snap-gauge 13
Set place.
In conjunction with Fig. 2, windowpane 15, windowpane 15 are fixedly connected at the position of heel post 12 in the downside of top plate 5
Arranged direction it is parallel with the arranged direction of protective door 8, the outside of windowpane 15 is arranged in protective door 8.
The implementation principle of the present embodiment are as follows: when staff tests in being aerated cabinet, fan 1006 is opened, it is right
It is blowed in the chamber 9 of vent cabinet, the air-flow in chamber 9 is allowed to keep flowing to the direction of fan housing 4, prevent from generating when experiment
Pernicious gas is revealed from the exit of chamber 9.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (9)
1. a kind of laboratory hood, including workbench (1), left plate (2), right side plate (3), fan housing (4), top plate (5), cabinet body
(6), postnotum (7) and protective door (8)；
Prevent air in chamber (9) from workbench (1) platform it is characterized by: the edge of the workbench (1) is additionally provided with
The blowing component (10) escaped at face；Blowing component (10) include bellows (1005), be mounted on it is more in bellows (1005)
A fan (1006) and the multiple exhaust vents (1007) being provided on bellows (1005)；The bellows (1005) are fixedly connected on
On workbench (1)；
When bellows (1005) are mounted on workbench (1), exhaust vent (1007) is internal towards chamber (9).
2. laboratory hood according to claim 1, it is characterised in that: the bellows (1005) include transverse slat
(1001), riser (1002), arc panel (1003) and closed plate (1004), transverse slat (1001), riser (1002), arc panel
(1003) connection and between closed plate (1004) is to be fixedly connected；Multiple exhaust vents (1007) are arranged in riser
(1002) on, multiple fans (1006) are fixedly connected on transverse slat (1001).
3. laboratory hood according to claim 2, it is characterised in that: the edge of the workbench (1) offers
For placing the installation terrace (1008) of bellows (1005), the bellows (1005) are fixedly connected in installation terrace (1008).
4. laboratory hood according to claim 3, it is characterised in that: the depth setting of installation terrace (1008)
For the height arranged on riser (1002) lower than exhaust vent (1007), and installation terrace (1008) is placed in bellows (1005)
When upper, workbench (1) face is aligned with the lower side of exhaust vent (1007).
5. laboratory hood according to claim 2, it is characterised in that: be also equipped with wind-guiding on the bellows (1005)
The wing (1009), the wind-guiding wing (1009) be located on arc panel (1003), and the wind-guiding wing (1009) is located on bellows (1005).
6. laboratory hood according to claim 4, it is characterised in that: be fixedly connected on the arc panel (1003)
The support plate (1010) that the multiple pairs of wind-guiding wings (1009) are supported.
7. the vent cabinet according to claim 1 with autonomous gas handling system, it is characterised in that: set in the chamber (9)
There are air guide component (11).
8. the vent cabinet according to claim 7 with autonomous gas handling system, it is characterised in that: the air guide component (11)
Including the first scoreboard (1101), the second scoreboard (1102)；
First scoreboard (1101), the second scoreboard (1102) are sequentially arranged from bottom to up；First scoreboard (1101) passes through reinforcing member
(1103) it is fixed on back side panel (7), and there are gap between the first scoreboard (1101) and back side panel (7), first point
There are distances between plate (1101) and workbench (1).
9. the vent cabinet according to claim 8 with autonomous gas handling system, it is characterised in that: the reinforcing member (1103)
It is selected as screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910551404.2A CN110201964B (en) | 2019-06-24 | 2019-06-24 | Laboratory fume hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910551404.2A CN110201964B (en) | 2019-06-24 | 2019-06-24 | Laboratory fume hood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110201964A true CN110201964A (en) | 2019-09-06 |
| CN110201964B CN110201964B (en) | 2024-05-10 |
Family
ID=67794305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910551404.2A Active CN110201964B (en) | 2019-06-24 | 2019-06-24 | Laboratory fume hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110201964B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110586602A (en) * | 2019-09-21 | 2019-12-20 | 北京蝴蝶行实验室家具有限公司 | Operation platen for fume chamber |
| CN110883042A (en) * | 2019-12-18 | 2020-03-17 | 广检检测技术(上海)有限公司 | Fume hood |
| CN113578910A (en) * | 2021-08-30 | 2021-11-02 | 青岛中科汉维实验室装备科技有限公司 | Low-energy-consumption air supplementing type laboratory ventilation cabinet |
| CN114199532A (en) * | 2021-07-14 | 2022-03-18 | 江苏杰克仪表有限公司 | Pulse principle-based pressing alternating test bed with adjusting function |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0486971A1 (en) * | 1990-11-19 | 1992-05-27 | WALDNER LABOREINRICHTUNGEN GmbH & Co. | Fume cupboard with intake profile |
| GB2336667A (en) * | 1998-04-23 | 1999-10-27 | Pse Engineering Limited | Fume cupboards |
| US20030109211A1 (en) * | 2001-12-11 | 2003-06-12 | Bastian John M. | Fume hood with rotatable airfoil |
| CN1555296A (en) * | 2001-09-18 | 2004-12-15 | �ֶ�����ʵ�����豸�����������Ϲ�˾ | Fume cupboard |
| DE102009002456A1 (en) * | 2009-04-17 | 2010-10-21 | Waldner Laboreinrichtungen Gmbh & Co. Kg | Frame profile e.g. side post, for table fume hood, has throttle element arranged in hollow space of profile and provided with openings, where hollow space is fixed between air inlet openings and air outlet openings |
| US20120100789A1 (en) * | 2009-04-17 | 2012-04-26 | Waldner Laboreinrichtungen Gmbh & Co. Kg | Laboratory fume cupboard |
| US20130183893A1 (en) * | 2010-11-13 | 2013-07-18 | Waldner Laboreinrichtungen Gmbh & Co. Kg | Extractor Apparatus |
| CN204544942U (en) * | 2015-02-27 | 2015-08-12 | 重庆雅马拓科技有限公司 | A kind of vent cabinet |
| CN107497815A (en) * | 2017-10-11 | 2017-12-22 | 倚世节能科技（上海）有限公司 | Vent cabinet |
| CN108114963A (en) * | 2016-11-26 | 2018-06-05 | 北京成威博瑞实验室设备有限公司 | Mend the wind wing and with the vent cabinet for mending the wind wing |
| CN210230959U (en) * | 2019-06-24 | 2020-04-03 | 周子轶 | Laboratory fume hood |
-
2019
- 2019-06-24 CN CN201910551404.2A patent/CN110201964B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0486971A1 (en) * | 1990-11-19 | 1992-05-27 | WALDNER LABOREINRICHTUNGEN GmbH & Co. | Fume cupboard with intake profile |
| GB2336667A (en) * | 1998-04-23 | 1999-10-27 | Pse Engineering Limited | Fume cupboards |
| CN1555296A (en) * | 2001-09-18 | 2004-12-15 | �ֶ�����ʵ�����豸�����������Ϲ�˾ | Fume cupboard |
| US20030109211A1 (en) * | 2001-12-11 | 2003-06-12 | Bastian John M. | Fume hood with rotatable airfoil |
| DE102009002456A1 (en) * | 2009-04-17 | 2010-10-21 | Waldner Laboreinrichtungen Gmbh & Co. Kg | Frame profile e.g. side post, for table fume hood, has throttle element arranged in hollow space of profile and provided with openings, where hollow space is fixed between air inlet openings and air outlet openings |
| US20120100789A1 (en) * | 2009-04-17 | 2012-04-26 | Waldner Laboreinrichtungen Gmbh & Co. Kg | Laboratory fume cupboard |
| US20130183893A1 (en) * | 2010-11-13 | 2013-07-18 | Waldner Laboreinrichtungen Gmbh & Co. Kg | Extractor Apparatus |
| CN204544942U (en) * | 2015-02-27 | 2015-08-12 | 重庆雅马拓科技有限公司 | A kind of vent cabinet |
| CN108114963A (en) * | 2016-11-26 | 2018-06-05 | 北京成威博瑞实验室设备有限公司 | Mend the wind wing and with the vent cabinet for mending the wind wing |
| CN107497815A (en) * | 2017-10-11 | 2017-12-22 | 倚世节能科技（上海）有限公司 | Vent cabinet |
| CN210230959U (en) * | 2019-06-24 | 2020-04-03 | 周子轶 | Laboratory fume hood |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110586602A (en) * | 2019-09-21 | 2019-12-20 | 北京蝴蝶行实验室家具有限公司 | Operation platen for fume chamber |
| CN110883042A (en) * | 2019-12-18 | 2020-03-17 | 广检检测技术(上海)有限公司 | Fume hood |
| CN114199532A (en) * | 2021-07-14 | 2022-03-18 | 江苏杰克仪表有限公司 | Pulse principle-based pressing alternating test bed with adjusting function |
| CN113578910A (en) * | 2021-08-30 | 2021-11-02 | 青岛中科汉维实验室装备科技有限公司 | Low-energy-consumption air supplementing type laboratory ventilation cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110201964B (en) | 2024-05-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110201964A (en) | Laboratory hood | |
| US7503842B2 (en) | Air curtain-assisted exhaust method and device thereof | |
| CA2757939C (en) | Laboratory fume cupboard | |
| US20110117828A1 (en) | Reverse oblique air curtain exhaust cabinet | |
| US20120322353A1 (en) | Fume hood | |
| US6350194B1 (en) | Fume hood with airflow control system | |
| CN211488985U (en) | A multi-direction air supplement device for exhaust hood | |
| CN102728592A (en) | Exhaust device with deflection plate | |
| KR200412920Y1 (en) | A Bio Hazard Safety Cabinet | |
| CN210230959U (en) | Laboratory fume hood | |
| CN211233255U (en) | Novel energy-saving exhaust cabinet | |
| CN211706804U (en) | Novel biological safety cabinet | |
| CN215493406U (en) | Flame-retardant testing device for plastic products | |
| CA2966270C (en) | Fume hood with horizontally moveable panels | |
| CN101131395A (en) | Biological safety experiment cabinet | |
| CN204817424U (en) | Wind system fume chamber is all mended to utensil | |
| CN208234891U (en) | A kind of Biohazard Safety Equipment of finger | |
| CN211464230U (en) | Ventilation cabinet | |
| CN210230960U (en) | Laboratory fume chamber | |
| CN220942468U (en) | Ventilating cabinet is with wind-guiding device of airing exhaust | |
| CN212216551U (en) | Ventilation cabinet | |
| CN206660338U (en) | The indoor Emergency Ladder cover plate of air-cleaning function | |
| CN110180855A (en) | A kind of laboratory hood | |
| CN113751455B (en) | Low-carbon emission-reducing type low-air-volume intelligent laboratory ventilation equipment | |
| CN211464232U (en) | But large-scale fume chamber that chemistry experiment shallow got into |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20191204 Address after: 065400 Room 101, unit 4, building 3, nankangningyuan community, Xinkai street, Kangning District, Xianghe County, Langfang City, Hebei Province Applicant after: Zhou Zidie Address before: 101149 100m south of Xiji Town Xiji Village Committee, Tongzhou District, Beijing Applicant before: BEIJING CHENGWEI BORUI LAB-EQUIPMENT Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200810 Address after: 101149 100m south of Xiji Town Xiji Village Committee, Tongzhou District, Beijing Applicant after: BEIJING CHENGWEI BORUI LAB-EQUIPMENT Co.,Ltd. Applicant after: Liaoning Chengwei laboratory equipment Co.,Ltd. Address before: 065400 Room 101, unit 4, building 3, nankangningyuan community, Xinkai street, Kangning District, Xianghe County, Langfang City, Hebei Province Applicant before: Zhou Zidie |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |